Ferrea Competition Plus Hollow Stem 2.020" Intake Valves (Set of 8) - SB Chevy - 11/32" Stem Diameter - 5.010" Length 4101CSMBK Fits both Small and Big

Fits both Small and Big Block Chevy

and crush so badly they often fall off

Cold formed solid steelVehicle Applications: 1989-2003 Ford Ranger (All Cabs) 94-04 Mazda Pickup 3/4" Rear SwaybarVehicle Applications: 1989-2003 Ford Ranger (All Cabs) 94-04 Mazda Pickup 3/4" Rear Swaybar

10-24 in Adjustable

Ferrea Competition Plus Hollow Stem 2.020" Intake Valves (Set of 8) - SB Chevy - 11/32" Stem Diameter - 5.010" Length 4101CSMBK Fits both Small and BigAn important factor to take into consideration to increase the engine's RPMs, is the valve train weight. Of course, the valve being a main component, the design has to be perfected to accomplish the weight reduction to allow higher RPMs. Ferrea's latest contribution to this area is the introduction of its Lightweight Hollow Stem Valve. We developed a manufacturing process that gun drills and micro polishes the stem to achieve a valve reduction in